Latest Issue of Science News

5/2/15 Cover

Genes & Cells

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scientist with woolly mammoth tusk

Researchers extracted and analyzed DNA from ancient mammoth remains, like this tusk found by a river on the Taimyr Peninsula in Siberia, and found evidence of isolation and inbreeding just prior to the animal’s extinction.

Mitochondria

HEAVE HO  Mitochondria (blue), energy-producing structures in cells, may get mutations that lead to diseases in people. Researchers have described a new genetic engineering technique that will eliminate mutant mitochondria from eggs and early embryos to prevent mitochondrial diseases from passing from mother to child.

Aedes aegypti

Findings from a twin study add to evidence that inherited traits of body odor may make some people more attractive prey to a hungry mosquito, like the one above.

Genes & Cells

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